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{"acknowledgement": "Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Francois Lajeunesse Robert as the original reporter.", "bugzilla": {"description": "Mozilla: WebExtension host permission bypass through filterReponseData", "id": "1576267", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1576267"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-266", "details": ["WebExtensions can use request redirection and a \"filterReponseData\" filter to bypass host permission settings to redirect network traffic and access content from a host for which they do not have explicit user permission. This vulnerability affects Firefox < 60."], "name": "CVE-2018-5166", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2018-05-09T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-5166\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-5166\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2018-11/#CVE-2018-5166"], "threat_severity": "Moderate"}